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		| Mounir  Belloumi  | 
	
	
		| LAMIDED, University of Sousse (Tunisia) and  College of Administrative Sciences, Najran University, Saudi Arabia | 
	
	
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		| mounir.balloumi@gmail.com | 
	
	
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		JEL Areas: C1 : Econometric and Statistical Methods: General Q5 : Environmental Economics: General |